An insect growth regulator (IGR) is a substance (chemical) that inhibits the life cycle of an insect. IGRs are typically used to control populations of harmful pests, such as cockroaches or fleas.n insect growth regulator (IGR) is a substance (chemical) that inhibits the life cycle of an insect. IGRs are typically used to control populations of harmful pests, such as cockroaches or fleas.
Nutrition to Help Bone Healing. Dairy products, rich in calcium, can help speed bone recovery. A number of nutrients, most notably calcium, can help speed the process of healing broken or damaged bones. However, one of the most important nutritional moves you can make is preventive in nature. Ensure the health and integrity of your bones by eating a diet rich in the nutrients that bones need to stay strong.
Antioxidant vitamins, including C, E, A, zinc and selenium, appear to speed wound healing, according to a study published in the January 2012 issue of the journal Clinical Nutrition.. In the study, trauma patients with wound healing disorders took oral supplements of the vitamins for 14 days.itamin C helps wounds heal quicker by assisting with production of collagen, a protein that your body uses to make connective tissues, such as skin, tendons and ligaments.